Is the EU's single market failing? Faced with growing competition from China and the US, the bloc is falling behind. The union has been relying on the single market to guarantee the free movement of goods, capital, services and people for more than 30 years. But inertia is creeping in, and it’s time for a new single market, says our guest Enrico Letta, a former prime minister of Italy, president of the Jacques Delors institute and author of a high-level report on the single market's future. He has just presented the report to EU leaders, after hundreds of meetings in dozens of European cities, in which Letta tried to gauge where the market is delivering for people – and where it isn't.

Canadian police have arrested three men thought to have been involved in the killing of Hardeep Singh Nijjar, a Sikh activist whose death last year triggered a huge diplomatic row between Ottawa and New Delhi.

Mexican authorities are examining three dead bodies, found relatively close to where two Australian and a US national went missing in a region hit by cartel violence.